Task: Answer the MCQ question.
Question: Which compound has a 19.929\% 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 other words.
Options:
a. CC(C)(C)c1cc(NC(=O)c2cccc(S(=O)(=O)N3CCOCC3)c2)no1
b. COc1ccc(-n2cc(CN3CCC(OC)CC3)c(-c3cccc(F)c3)n2)cc1
c. O=c1[nH]c(C2CCN(S(=O)(=O)c3ccccc3C(F)(F)F)CC2)nc2c1nnn2Cc1ccccc1
d. Cn1ccnc1SCC(=O)Nc1ccc2c(c1)OC(F)(F)O2
Answer: b. COc1ccc(-n2cc(CN3CCC(OC)CC3)c(-c3cccc(F)c3)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#}
COc1ccc(-n2cc(CN3CCC(OC)CC3)c(-c3cccc(F)c3)n2)cc1
COc1ccc(-n2cc(CN3CCC(OC)CC3)c(-c3cccc(F)c3)n2)cc1
1-[[3-(3-fluorophenyl)-1-(4-methoxyphenyl)pyrazol-4-yl]methyl]-4-methoxypiperidine