You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 5,14-dimethyl-13-(2-methylphenyl)-11-thia-14-azoniatetracyclo[8.7.0.02,7.012,17]heptadeca-1(10),2(7),3,5,8,12(17),13,15-octaene;14-methyl-13-[2-methyl-4-(trideuteriomethyl)phenyl]-16-(trideuteriomethyl)-11-thia-14-azoniatetracyclo[8.7.0.02,7.012,17]heptadeca-1(10),2,4,6,8,12(17),13,15-octaene into molecular formula.
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C49H42N2S2+2
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