Task: Answer the multiple choice question.
Question: Which compound has a -0.192\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a) CCCCn1c(NCc2ccc(N(C)C)cc2)nc2ccccc21
b) COc1ccc(C(=O)N2CCC(C(=O)N3CCN(c4ccc(OC)cc4)CC3)CC2)cc1
c) COc1ccccc1NS(=O)(=O)c1cccc(NC(=O)C2CC2)c1
d) CS(=O)(=O)N(CC(=O)N1CCOCC1)Cc1ccc(Cl)cc1
e) COc1ccc2cc(CCNC(=O)CCc3ccccc3)c(=O)[nH]c2c1
Answer: a. CCCCn1c(NCc2ccc(N(C)C)cc2)nc2ccccc21
{#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#}
CCCCn1c(NCc2ccc(N(C)C)cc2)nc2ccccc21
CCCCn1c(NCc2ccc(N(C)C)cc2)nc2ccccc21
1-butyl-N-[[4-(dimethylamino)phenyl]methyl]benzimidazol-2-amine