Task: Answer the multiple choice question.
Question: Which compound exhibits a 19.763\% 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: Cn1nccc1C(=O)Nc1ccc(S(=O)(=O)N2CCCC2)cc1
b: O=C(NCCc1ccco1)C(=O)NCC1CCCN1S(=O)(=O)c1ccccc1
c: CN1C(=O)S/C(=C/c2ccccc2OCc2ccc(C(=O)O)cc2)C1=O
d: CCc1c(C)nc2cc(-c3ccc(OC)c(OC)c3)nn2c1N1CCC(C)CC1
e: CCOc1ccccc1/C=N/NC(=O)CNC(=O)COc1ccccc1
Answer: d. CCc1c(C)nc2cc(-c3ccc(OC)c(OC)c3)nn2c1N1CCC(C)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#}
CCc1c(C)nc2cc(-c3ccc(OC)c(OC)c3)nn2c1N1CCC(C)CC1
CCc1c(C)nc2cc(-c3ccc(OC)c(OC)c3)nn2c1N1CCC(C)CC1
2-(3,4-dimethoxyphenyl)-6-ethyl-5-methyl-7-(4-methylpiperidin-1-yl)pyrazolo[1,5-a]pyrimidine