Problem statement: Answer the multiple choice question.
Query: Which compound has a 4.561\% 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) COc1cc2c(cc1OC)C(c1ccccc1Cl)N(C)CC2
(b) Cn1cccc1Cc1nnc(SCC(=O)N2CCc3ccccc32)n1CCc1ccccc1
(c) CCOC(=O)N1CCN(CC(O)c2ccc3c(c2)CCN3)CC1
Answer: a. COc1cc2c(cc1OC)C(c1ccccc1Cl)N(C)CC2
{#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(cc1OC)C(c1ccccc1Cl)N(C)CC2
COc1cc2c(cc1OC)C(c1ccccc1Cl)N(C)CC2
1-(2-chlorophenyl)-6,7-dimethoxy-2-methyl-3,4-dihydro-1H-isoquinoline