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system
For the molecule named (3'R,4S,6'R,7'S,11'S,12'R)-7-chloro-7'-[5-(dimethylamino)-1,3-dioxan-2-yl]-11',12'-dimethyl-13',13'-dioxospiro[2,3-dihydro-1H-naphthalene-4,22'-20-oxa-13lambda6-thia-1,14-diazatetracyclo[14.7.2.03,6.019,24]pentacosa-16(25),17,19(24)-triene]-15'-one;(3'R,4S,6'R,11'S,12'R)-7-chloro-11',12'-dimethyl-13',13'-dioxospiro[2,3-dihydro-1H-naphthalene-4,22'-20-oxa-13lambda6-thia-1,14-diazatetracyclo[14.7.2.03,6.019,24]pentacosa-16(25),17,19(24)-triene]-7',15'-dione;(3'R,4S,6'R,11'S,12'R)-7-chloro-11',12'-dimethyl-13',13',15'-trioxospiro[2,3-dihydro-1H-naphthalene-4,22'-20-oxa-13lambda6-thia-1,14-diazatetracyclo[14.7.2.03,6.019,24]pentacosa-16(25),17,19(24)-triene]-7'-carbaldehyde;(3'R,4S,6'R,11'S,12'R)-7-chloro-7'-(methoxymethylidene)-11',12'-dimethyl-13',13'-dioxospiro[2,3-dihydro-1H-naphthalene-4,22'-20-oxa-13lambda6-thia-1,14-diazatetracyclo[14.7.2.03,6.019,24]pentacosa-16(25),17,19(24)-triene]-15'-one by IUPAC nomenclature, provide its molecular formula.
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C137H175Cl4N9O21S4
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