Task: Answer the MCQ question.
Query: Which drug exhibits a 1.841\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
(a) CCOC(=O)Nc1ccc2c(c1)N(C(=O)CCN1CCN(CCO)CC1)c1ccccc1S2.Cl
(b) CCSC1=C(C#N)C2(CCCCC2)C2=C(CC(C)(C)CC2=O)N1
(c) Cc1ccc(NCC(=O)N/N=C/c2cccn2C)cc1
(d) COc1ccc(C(=O)N2CCN(c3ccccc3)CC2)cc1S(=O)(=O)N1CCCC1
Answer: d. COc1ccc(C(=O)N2CCN(c3ccccc3)CC2)cc1S(=O)(=O)N1CCCC1
{#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#}
COc1ccc(C(=O)N2CCN(c3ccccc3)CC2)cc1S(=O)(=O)N1CCCC1
COc1ccc(C(=O)N2CCN(c3ccccc3)CC2)cc1S(=O)(=O)N1CCCC1
(4-methoxy-3-pyrrolidin-1-ylsulfonylphenyl)-(4-phenylpiperazin-1-yl)methanone