Task: Answer the multiple-choice question.
Question: Which drug exhibits a 12.474\% 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 CCOc1ccc(CCNC(=O)Cn2nc(C)c3c(C)n(-c4ccccc4)nc3c2=O)cc1
b Nc1cn(C2OC(CO)C(O)C2O)c(=O)[nH]c1=O
c O=C(O)CNC(=O)C(CS)Cc1ccccc1
d O=C(O)c1ccc2c3c(cccc13)C(=O)N(c1ccccc1)C2=O
e CC(C)(C)CC(=O)NC(=S)NCc1ccccc1
Answer: b. Nc1cn(C2OC(CO)C(O)C2O)c(=O)[nH]c1=O
{#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#}
Nc1cn(C2OC(CO)C(O)C2O)c(=O)[nH]c1=O
Nc1cn(C2OC(CO)C(O)C2O)c(=O)[nH]c1=O
5-amino-1-[3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]pyrimidine-2,4-dione