Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a 1.637\% 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) CCn1nc(CC(=O)O)c2ccccc2c1=O
b) O=C(CN1CCCCCC1)NCc1ccccc1
c) O=C(C1CC(=O)N(c2ccc(F)cc2)C1)N1CCC(c2nc3ccccc3[nH]2)CC1
d) CCCc1noc2c1/C(=N\O)CCC2
e) CCCc1cc(Nc2ccccc2)n2ncnc2n1
Answer: d. CCCc1noc2c1/C(=N\O)CCC2
{#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#}
CCCc1noc2c1/C(=N\O)CCC2
CCCc1noc2c1/C(=N\O)CCC2
(NZ)-N-(3-propyl-6,7-dihydro-5H-1,2-benzoxazol-4-ylidene)hydroxylamine