\chemfig{
                    \mcfleft{\mcfatomno{3}}{O}% 3
           >:[:60.2]\mcfatomno{14}% 14
                       (
               -[:180.2]\mcfatomno{25}% 25
                           (
                   -[:240.2]\mcfatomno{30}% 30
                   -[:180.2]\mcfleft{\mcfatomno{8}}{O}% 8
                           )
               =[:120.2]\mcfleft{\mcfatomno{7}}{O}% 7
                       )
        -[:90,1.042]\mcfatomno{15}% 15
      -[:29.6,1.042]\mcfatomno{13}% 13
                       (
               <:[:89.3]\mcfright{O}{\mcfatomno{1}}% 1
              >:[:149.3]\mcfatomno{19}% 19
               -[:209.3]\mcfbelow{O}{\mcfatomno{2}}% 2
               -[:149.3]\mcfatomno{23}% 23
                           (
                   <[:209.3]\mcfatomno{29}% 29
                           )
                -[:89.3]\mcfatomno{22}% 22
                           (
                    -[:29.3]\mcfatomno{21}% 21
                               (
                       -[:329.3]\mcfatomno{20}% 20
                       -[:269.3]\phantom{19}% -> 19
                               )
                    <[:89.3]\mcfright{N}{\mcfatomno{12}}% 12
                           )
               <[:149.3]\mcfleft{\mcfatomno{4}}{O}% 4
                       )
     -[:329.1,1.042]\mcfatomno{17}% 17
             -[:270]\mcfatomno{18}% 18
                       (
         -[:210.9,1.042]\mcfatomno{16}% 16
         -[:150.4,1.042]\phantom{14}% -> 14
                       )
            =^[:330]\mcfatomno{26}% 26
                       (
                 -[:270]\mcfright{O}{\mcfatomno{6}}% 6
                       )
              -[:30]\mcfatomno{28}% 28
             =^[:90]\mcfatomno{27}% 27
                       (
                 -[:150]\mcfatomno{24}% 24
                           (
                    =^[:210]\phantom{17}% -> 17
                           )
                  -[:90]\mcfright{O}{\mcfatomno{5}}% 5
                       )
      -[:30.9,1.042]\mcfatomno{31}% 31
                       (
                =[:90.7]\mcfright{O}{\mcfatomno{9}}% 9
                       )
     -[:330.4,1.042]\mcfatomno{33}% 33
      =^[:270,1.042]\mcfatomno{34}% 34
                       (
         -[:209.6,1.042]\mcfatomno{32}% 32
                           (
             -[:149.1,1.042]\phantom{28}% -> 28
                           )
               =[:269.3]\mcfright{O}{\mcfatomno{10}}% 10
                       )
     -[:329.1,1.085]\mcfatomno{36}% 36
     =^[:29.6,1.085]\mcfatomno{38}% 38
        -[:90,1.085]\mcfatomno{37}% 37
    =^[:150.4,1.085]\mcfatomno{35}% 35
                       (
         -[:210.9,1.085]\phantom{33}% -> 33
                       )
            -[:90.7]\mcfleft{\mcfatomno{11}}{O}% 11
            -[:30.7]\mcfatomno{39}% 39
}
