Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a 13.794\% 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 CCCCc1ccc(NC(=O)CSc2nc(=O)n3cc(C)ccc3n2)cc1
b O=C(O)CCCCCN1C(=O)/C(=C\c2cn(-c3ccccc3)nc2-c2cccs2)SC1=S
c CC1(C)CC(=O)c2cnc(N3CCc4ccccc43)nc2C1
d CCCNCC(O)COc1ccccc1C(=O)CCc1ccccc1.Cl
Answer: a. CCCCc1ccc(NC(=O)CSc2nc(=O)n3cc(C)ccc3n2)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#}
CCCCc1ccc(NC(=O)CSc2nc(=O)n3cc(C)ccc3n2)cc1
CCCCc1ccc(NC(=O)CSc2nc(=O)n3cc(C)ccc3n2)cc1
N-(4-butylphenyl)-2-(7-methyl-4-oxopyrido[1,2-a][1,3,5]triazin-2-yl)sulfanylacetamide