Task: Answer the multiple choice question.
Question: Which compound exhibits a 1.549\% 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. COc1ccccc1CCNC(=O)c1ccc(C)o1
b. O=C(CSc1ncn(-c2ccccc2)n1)Nc1nc2ccccc2s1
c. CN(C)S(=O)(=O)c1ccc(C(=O)Nc2cccc(C(=O)O)c2)cc1
d. Cc1cc2ncn(/N=C/c3ccc4c(c3)OCO4)c2cc1C
e. CCOc1ccc(C(=O)NC(=S)N2CCN(c3ccc(C(F)(F)F)cc3[N+](=O)[O-])CC2)cc1
Answer: b. O=C(CSc1ncn(-c2ccccc2)n1)Nc1nc2ccccc2s1
{#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#}
O=C(CSc1ncn(-c2ccccc2)n1)Nc1nc2ccccc2s1
O=C(CSc1ncn(-c2ccccc2)n1)Nc1nc2ccccc2s1
N-(1,3-benzothiazol-2-yl)-2-[(1-phenyl-1,2,4-triazol-3-yl)sulfanyl]acetamide