Task: Answer the multiple-choice question.
Question: Which compound exhibits a 5.108\% 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: COc1ccc(-c2cc(C(F)(F)F)nc(-n3cc(Cl)cn3)n2)cc1
b: COC(=O)/C=C/c1ccc(OC(=O)OC)c(OC(=O)OC)c1
c: CSc1ccccc1NC(=O)Nc1ccccc1
d: Cc1cc(=O)oc2ccc(OCC(=O)N(Cc3ccc(F)cc3)Cc3ccco3)cc12
e: CCOc1ccc(-c2nc(CSCC(=O)NC3CCCc4ccccc43)c(C)o2)cc1
Answer: a. COc1ccc(-c2cc(C(F)(F)F)nc(-n3cc(Cl)cn3)n2)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#}
2-(4-chloropyrazol-1-yl)-4-(4-methoxyphenyl)-6-(trifluoromethyl)pyrimidine