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system
Provide the molecular formula for the IUPAC named substance 5,6',12,22-tetrahydroxy-6,7'-dimethoxy-7,21,30-trimethyl-13-oxidospiro[17,19,28-trioxa-24-thia-30-aza-13-azoniaheptacyclo[12.9.6.13,11.02,13.04,9.015,23.016,20]triaconta-4(9),5,7,15(23),16(20),21-hexaene-26,1'-3,4-dihydro-2H-isoquinoline]-27-one .
user
C37H41N3O11S
assistant