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system
Provide the molecular formula for the IUPAC named substance (E)-[(13E,19E,25E)-13,19-bis(aminomethylidene)-27-methylidene-9,22-dithia-24-azanonacyclo[18.8.1.02,18.03,15.04,12.05,28.06,10.07,26.023,29]nonacosa-1(28),2(18),3(15),4,6(10),7,11,16,20,23(29),25-undecaen-14-ylidene]methanethiol .
user
C30H17N3S3
assistant