Task: Answer the multiple-choice question.
Query: Which compound exhibits a -1.570\% 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] CCOC(=O)Cn1c(=O)oc2cc(S(=O)(=O)N3CCN(c4ccccn4)CC3)ccc21
[b] Cc1nnc(NC(=O)c2ccccc2C(=O)O)s1
[c] O=C(c1ccccc1)c1ccc(C(=O)N2CCN(c3ccccc3)CC2)cc1
[d] Cc1ccc(C)c(N2CCN(C(=O)CC3Sc4ccccc4NC3=O)CC2)c1
Answer: c. O=C(c1ccccc1)c1ccc(C(=O)N2CCN(c3ccccc3)CC2)cc1
{#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(c1ccccc1)c1ccc(C(=O)N2CCN(c3ccccc3)CC2)cc1
O=C(c1ccccc1)c1ccc(C(=O)N2CCN(c3ccccc3)CC2)cc1
phenyl-[4-(4-phenylpiperazine-1-carbonyl)phenyl]methanone