Task: Answer the MCQ question.
Query: Which compound has a 6.426\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] COc1cccc(S(=O)(=O)Nc2noc3ccccc23)c1
[b] CCN1CCN(C(=O)CSc2cc(=O)n(C)c3ccccc23)CC1
[c] CC(NCC(=O)NC(=O)NC1CCCC1)c1ccc(Cl)cc1Cl
[d] COc1ccc(CC(=O)O/N=C(\N)Cc2ccc(OC)cc2)cc1
Answer: b. CCN1CCN(C(=O)CSc2cc(=O)n(C)c3ccccc23)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#}
CCN1CCN(C(=O)CSc2cc(=O)n(C)c3ccccc23)CC1
CCN1CCN(C(=O)CSc2cc(=O)n(C)c3ccccc23)CC1
4-[2-(4-ethylpiperazin-1-yl)-2-oxoethyl]sulfanyl-1-methylquinolin-2-one