Task: Answer the multiple-choice question.
Question: Which compound has a 1.871\% 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] CC(C)(C)NC(=S)NNC(=O)c1cccc(Br)c1
[b] Clc1ccc(-c2noc(CN3CCN(c4ccccc4)CC3)n2)cc1
[c] CC(C)(C)c1cc(C(=O)N/N=C/c2ccncc2)n[nH]1
[d] Cc1cc2ccccn2c1C(=O)c1nc(NCc2ccccc2)ncc1Cl
Answer: b. Clc1ccc(-c2noc(CN3CCN(c4ccccc4)CC3)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#}
Clc1ccc(-c2noc(CN3CCN(c4ccccc4)CC3)n2)cc1
Clc1ccc(-c2noc(CN3CCN(c4ccccc4)CC3)n2)cc1
3-(4-chlorophenyl)-5-[(4-phenylpiperazin-1-yl)methyl]-1,2,4-oxadiazole