Task: Answer the MCQ question.
Query: Which compound exhibits a 2.759\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a Cc1ccc(C(=O)CSc2nnc(-c3cccs3)n2C)o1
b Cc1cccc(C2c3[nH]c4ccccc4c3CCN2C(=O)c2noc3c2CCCC3)n1
c CCN(CC)CCNC(=O)CS(=O)Cc1nc(-c2ccc(Cl)cc2)oc1C
d CN1C2C=C3C(C#N)=C(N)C(C#N)(C#N)[C@@H](c4ccsc4)[C@@H]3C1CC2
e Cc1ccccc1OCC(=O)NNC(=S)NC(=O)c1ccccc1[N+](=O)[O-]
Answer: b. Cc1cccc(C2c3[nH]c4ccccc4c3CCN2C(=O)c2noc3c2CCCC3)n1
{#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#}
Cc1cccc(C2c3[nH]c4ccccc4c3CCN2C(=O)c2noc3c2CCCC3)n1
Cc1cccc(C2c3[nH]c4ccccc4c3CCN2C(=O)c2noc3c2CCCC3)n1
[1-(6-methylpyridin-2-yl)-1,3,4,9-tetrahydropyrido[3,4-b]indol-2-yl]-(4,5,6,7-tetrahydro-1,2-benzoxazol-3-yl)methanone