Task: Answer the MCQ question.
Question: Which compound has a -0.326\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. Cc1c(C)c2ccc(OC(C)C(=O)NCCc3c[nH]c4ccccc34)cc2oc1=O
b. CCOC(=O)c1sc2nc(N3CCOCC3)c3c(c2c1N)CCN(Cc1ccccc1)C3
Answer: b. CCOC(=O)c1sc2nc(N3CCOCC3)c3c(c2c1N)CCN(Cc1ccccc1)C3
{#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#}
CCOC(=O)c1sc2nc(N3CCOCC3)c3c(c2c1N)CCN(Cc1ccccc1)C3
CCOC(=O)c1sc2nc(N3CCOCC3)c3c(c2c1N)CCN(Cc1ccccc1)C3
[C][C][O][C][=Branch1][C][=O][C][S][C][=N][C][Branch1][=Branch2][N][C][C][O][C][C][Ring1][=Branch1][=C][C][=Branch1][Branch2][=C][Ring1][N][C][=Ring1][#C][N][C][C][N][Branch1][#Branch2][C][C][=C][C][=C][C][=C][Ring1][=Branch1][C][Ring1][S]
ethyl 1-amino-7-benzyl-5-morpholin-4-yl-8,9-dihydro-6H-thieno[2,3-c][2,7]naphthyridine-2-carboxylate