Problem statement: Answer the multiple choice question.
Question: Which compound exhibits a -21.649\% 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, d, or e without using any additional words.
Options:
a CCc1cc(C(=O)NCC2(N3CCCCC3)CCCCC2)sc1C
b COCC(=O)N1CCC(Oc2cccc(C(=O)NCc3ccccn3)c2)CC1
c CC(C)Oc1ccc(-c2cc(C(=O)NCCN3CCOCC3)c3ccccc3n2)cc1
d CCn1c(SCC(=O)Nc2ccc(C)cc2)nnc1-c1ccccn1
e Cc1nnc(SCCN2CCOCC2)n1C.O=C(O)C(=O)O
Answer: a. CCc1cc(C(=O)NCC2(N3CCCCC3)CCCCC2)sc1C
{#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#}
CCc1cc(C(=O)NCC2(N3CCCCC3)CCCCC2)sc1C
CCc1cc(C(=O)NCC2(N3CCCCC3)CCCCC2)sc1C
4-ethyl-5-methyl-N-[(1-piperidin-1-ylcyclohexyl)methyl]thiophene-2-carboxamide