Task: Answer the multiple-choice question.
Question: Which compound exhibits a 2.939\% 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 other words.
Options:
a Cc1c(C(=O)NCc2ccccc2)oc2ccc(S(=O)(=O)N3CCC4(CC3)OCCO4)cc12
b COc1cc2oc3cc(C)oc(=O)c3c2cc1OC
c COc1ccccc1OCC(=O)Nc1ccc(C(N)=O)cc1
d Cc1cccc(C(=O)N2CCN(c3ccc([N+](=O)[O-])c(NCc4ccco4)c3)CC2)c1
Answer: d. Cc1cccc(C(=O)N2CCN(c3ccc([N+](=O)[O-])c(NCc4ccco4)c3)CC2)c1
{#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#}
Cc1cccc(C(=O)N2CCN(c3ccc([N+](=O)[O-])c(NCc4ccco4)c3)CC2)c1
Cc1cccc(C(=O)N2CCN(c3ccc([N+](=O)[O-])c(NCc4ccco4)c3)CC2)c1
[C][C][=C][C][=C][C][Branch2][Ring2][O][C][=Branch1][C][=O][N][C][C][N][Branch2][Ring1][O][C][=C][C][=C][Branch1][=Branch1][N+1][=Branch1][C][=O][O-1][C][Branch1][#Branch2][N][C][C][=C][C][=C][O][Ring1][Branch1][=C][Ring1][S][C][C][Ring2][Ring1][=Branch1][=C][Ring2][Ring1][=C]
[4-[3-(furan-2-ylmethylamino)-4-nitrophenyl]piperazin-1-yl]-(3-methylphenyl)methanone