Task: Answer the multiple-choice question.
Question: Which drug has a 6.330\% 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) O=C(O)C(=O)O.c1ccc2c(OCCCCN3CCOCC3)cccc2c1
b) Cc1ccc(C(=O)N2CCN(c3ccccn3)CC2)cc1Cl
c) COc1ccc(N(Cc2cc(=O)[nH]c3ccccc23)C(=O)CCl)cc1
d) CCCc1nnc(NC(=O)CCC(=O)N2CCN(c3ccccn3)CC2)s1
Answer: b. Cc1ccc(C(=O)N2CCN(c3ccccn3)CC2)cc1Cl
{#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#}
Cc1ccc(C(=O)N2CCN(c3ccccn3)CC2)cc1Cl
Cc1ccc(C(=O)N2CCN(c3ccccn3)CC2)cc1Cl
(3-chloro-4-methylphenyl)-(4-pyridin-2-ylpiperazin-1-yl)methanone