Task: Answer the MCQ question.
Question: Which drug exhibits a -16.380\% 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.) C=CCc1cccc2cc(C(=O)OCC)c(=O)oc12
b.) COc1ccc(CCNCc2ccccn2)cc1OC
c.) O=C1C=C(NC2CC2)C2(CCCCC2)O1
d.) COCCNC(=O)c1ccc(CN2CCOCC2)cc1
e.) NC(=O)C1CCN(C(=O)C2CC(=O)N(Cc3ccccc3)C2)CC1
Answer: a. C=CCc1cccc2cc(C(=O)OCC)c(=O)oc12
{#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#}
C=CCc1cccc2cc(C(=O)OCC)c(=O)oc12
C=CCc1cccc2cc(C(=O)OCC)c(=O)oc12
ethyl 2-oxo-8-prop-2-enylchromene-3-carboxylate