Task: Answer the multiple-choice question.
Question: Which drug exhibits a -52.517\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a CC(=O)c1ccc(N2CCN(C(=O)CCNC(=O)Cn3ccc4ccccc4c3=O)CC2)cc1
b Cc1c([N+](=O)[O-])c(C(=O)NC2CCCCC2)nn1C
c CC(=O)Oc1ccc(-c2nc(-c3cccnc3)no2)cc1
d CN(C)CCCNC(=O)/C(=C/c1ccc(-c2ccc([N+](=O)[O-])cc2)o1)NC(=O)c1ccccc1
Answer: d. CN(C)CCCNC(=O)/C(=C/c1ccc(-c2ccc([N+](=O)[O-])cc2)o1)NC(=O)c1ccccc1
{#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#}
CN(C)CCCNC(=O)/C(=C/c1ccc(-c2ccc([N+](=O)[O-])cc2)o1)NC(=O)c1ccccc1
CN(C)CCCNC(=O)/C(=C/c1ccc(-c2ccc([N+](=O)[O-])cc2)o1)NC(=O)c1ccccc1
N-[(Z)-3-[3-(dimethylamino)propylamino]-1-[5-(4-nitrophenyl)furan-2-yl]-3-oxoprop-1-en-2-yl]benzamide