Task: Answer the MCQ question.
Question: Which compound has a 3.974\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a: O=C(O)CCCn1cc(NC(=O)COc2cccc(Cl)c2)cn1
b: COc1cc2c(c(OC)c1OC)-c1c(cc3c(c1O)OCO3)C[C@@H](C)[C@@H](C)C2
c: O=C(NC(Cc1c[nH]c2ccccc12)C(=O)Nc1ccc(OC(F)(F)F)cc1)c1cccs1
Answer: b. COc1cc2c(c(OC)c1OC)-c1c(cc3c(c1O)OCO3)C[C@@H](C)[C@@H](C)C2
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
COc1cc2c(c(OC)c1OC)-c1c(cc3c(c1O)OCO3)C[C@@H](C)[C@@H](C)C2
COc1cc2c(c(OC)c1OC)-c1c(cc3c(c1O)OCO3)C[C@@H](C)[C@@H](C)C2
(9S,10R)-3,4,5-trimethoxy-9,10-dimethyl-15,17-dioxatetracyclo[10.7.0.02,7.014,18]nonadeca-1(19),2,4,6,12,14(18)-hexaen-19-ol