Task: Answer the MCQ question.
Question: Which compound exhibits a -13.126\% 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 other words.
Options:
a: O=C(/C=C\NCC(=O)c1ccccc1)c1ccc2ccccc2c1
b: COc1ccc(N2CC(C(=O)Nc3c4c(nn3-c3ccccc3)CS(=O)(=O)C4)CC2=O)cc1
c: CC[C@H](C)[C@@H](C(=O)NCCCCCCCCCCC(=O)N1CCNCC1)n1cc(CCCCN=C(N)N)nn1
d: CCN1CCN(C(=O)/C=C/c2ccc(F)cc2)CC1
e: CC(=O)Nc1ccc(NC(=O)CCS(=O)(=O)c2ccc3c(c2)oc(=O)n3C)cc1
Answer: d. CCN1CCN(C(=O)/C=C/c2ccc(F)cc2)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#}
CCN1CCN(C(=O)/C=C/c2ccc(F)cc2)CC1
CCN1CCN(C(=O)/C=C/c2ccc(F)cc2)CC1
(E)-1-(4-ethylpiperazin-1-yl)-3-(4-fluorophenyl)prop-2-en-1-one