Task: Answer the MCQ question.
Question: Which drug exhibits a 15.169\% 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 other words.
Options:
a: CCOC(=O)C1=C(CC)Nc2ccccc2N/C1=N\S(=O)(=O)c1ccccc1OC
b: Cc1ccc(Nc2nc(C(=O)N3CCC(C(=O)NCCN4CCOCC4)CC3)cs2)cc1
c: O=C(Cc1ccccc1)NCC(=O)Nc1cccc(Cl)c1
d: O=C(C1CCN(c2nnnn2-c2ccccc2)CC1)N1CCN(c2ccccc2)CC1
Answer: c. O=C(Cc1ccccc1)NCC(=O)Nc1cccc(Cl)c1
{#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#}
O=C(Cc1ccccc1)NCC(=O)Nc1cccc(Cl)c1
O=C(Cc1ccccc1)NCC(=O)Nc1cccc(Cl)c1
N-[2-(3-chloroanilino)-2-oxoethyl]-2-phenylacetamide