Task: Answer the multiple-choice question.
Query: Which compound has a 0.473\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) COC(=O)C1=C(C)NC(=S)NC1c1ccc(-c2cc(Cl)ccc2Cl)o1
(b) CCCS(=O)(=O)N1CCC(C(=O)NCCCN(CC)c2cccc(C)c2)CC1
(c) COc1ccc(-c2nc(-c3ccncc3)no2)cc1OC
(d) CC(C)C(=O)Nc1nnc(Cc2c[nH]c3ccccc23)s1
Answer: a. COC(=O)C1=C(C)NC(=S)NC1c1ccc(-c2cc(Cl)ccc2Cl)o1
{#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#}
COC(=O)C1=C(C)NC(=S)NC1c1ccc(-c2cc(Cl)ccc2Cl)o1
COC(=O)C1=C(C)NC(=S)NC1c1ccc(-c2cc(Cl)ccc2Cl)o1
methyl4-[5-(2,5-dichlorophenyl)furan-2-yl]-6-methyl-2-sulfanylidene-3,4-dihydro-1H-pyrimidine-5-carboxylate