Problem statement: Answer the multiple choice question.
Question: Which compound exhibits a -40.844% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
(a) CCOc1ccc2c(c1)c1nnc(SCC3CCCO3)nc1n2C
(b) Cc1ccc(NC(=O)C(C)Sc2nc3nc(C)cc(C)n3n2)cc1
(c) C=CCC1CCCC(=O)N2CC[C@H](O)C12
(d) COc1ccccc1CN1CCCC(CN(CCN(C)C)C(=O)c2ccc(C)cc2)C1
(e) CCCn1nc(C(=O)Nc2ccc(N3CCOCC3)cc2)c2ccccc2c1=O
Answer: a. CCOc1ccc2c(c1)c1nnc(SCC3CCCO3)nc1n2C
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCOc1ccc2c(c1)c1nnc(SCC3CCCO3)nc1n2C
CCOc1ccc2c(c1)c1nnc(SCC3CCCO3)nc1n2C
8-ethoxy-5-methyl-3-(oxolan-2-ylmethylsulfanyl)-[1,2,4]triazino[5,6-b]indole