Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a 2.105\% 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 O=C1CN=C(Nc2ccccc2Cl)N1c1ccccc1
b Cc1sc2nc(N3CCOCC3)[nH]c(=O)c2c1-c1ccccc1
c COc1ccc(S(=O)(=O)NCC(c2cccnc2)N2CCN(Cc3ccccc3)CC2)cc1C
d COC(=O)C1N2C(=O)[C@@H](NC(=O)COc3ccccc3)[C@H]2SC1(C)C
e CSC(C1CCCC1)n1nnc2ccccc21
Answer: b. Cc1sc2nc(N3CCOCC3)[nH]c(=O)c2c1-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#}
Cc1sc2nc(N3CCOCC3)[nH]c(=O)c2c1-c1ccccc1
Cc1sc2nc(N3CCOCC3)[nH]c(=O)c2c1-c1ccccc1
6-methyl-2-morpholin-4-yl-5-phenyl-3H-thieno[2,3-d]pyrimidin-4-one