You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule (13S,17S)-13-[(1R,9R,10R,11R,12R,19R)-10-[[2-[2-[[2-carboxy-2-[[3-[3-[[3-[(2E)-2-[(6S)-6-[(3S,6R)-6-[(3S,4R,6S)-4-(dimethylamino)-6-[[(1S,3R,4R)-3-ethyl-3,12-dihydroxy-10-methoxy-4-methyl-11-oxo-1,2,4,6-tetrahydrotetracen-1-yl]oxy]oxan-3-yl]oxy-4-hydroxy-2-methyloxan-3-yl]oxy-2-methyloxan-3-ylidene]hydrazinyl]-3-oxopropyl]disulfanyl]propanoyloxy]-2-methylpropanoyl]amino]ethyl]disulfanyl]ethoxycarbonyl]hydrazinyl]oxymethyl]-12-ethyl-10,11-dihydroxy-5-methoxy-8-methyl-8,16-diazapentacyclo[10.6.1.01,9.02,7.016,19]nonadeca-2(7),3,5,13-tetraen-17-yl]-17-ethyl-17-hydroxy-1,11-diazatetracyclo[13.3.1.04,12.05,10]nonadeca-4(12),5,7,9-tetraene-13-carboxylic acid .
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C99H134N10O26S4
assistant