Task: Answer the multiple-choice question.
Query: Which compound exhibits a 1.887\% 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] CN(C)c1ccc([N+](=O)[O-])cc1C(=O)NCC(c1ccco1)N(C)C
[b] Cc1nn2c(COc3ccc(NC(=O)c4ccccc4)cc3)nnc2c2ccccc12
[c] COc1cc2c(cc1OC)C(=O)N(C)CC2
[d] COc1ccccc1/C=C\C=N\NC(=O)c1ccco1
[e] CN1C(=O)N(C)C(=O)C2(Cc3cc(NC(=O)c4ccccc4Cl)ccc3N3CCCC32)C1=O
Answer: c. COc1cc2c(cc1OC)C(=O)N(C)CC2
{#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#}
COc1cc2c(cc1OC)C(=O)N(C)CC2
COc1cc2c(cc1OC)C(=O)N(C)CC2
6,7-dimethoxy-2-methyl-3,4-dihydroisoquinolin-1-one