Problem statement: Answer the multiple-choice question.
Query: Which drug has a 6.722\% 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] N/C(=N\OC(=O)c1ccc(Cl)c(Cl)c1)c1cccnc1
[b] Cc1ccc2c(c1)c1ncnc(N3CCc4ccccc4C3)c1n2C
[c] O=C(NCCNS(=O)(=O)c1ccc(C(F)(F)F)cc1)N1CCOCC1
[d] CC(=O)Nc1ccc(NC(=O)Cn2c(=O)n(-c3ccccc3)c(=O)c3oc4ccccc4c32)cc1
Answer: b. Cc1ccc2c(c1)c1ncnc(N3CCc4ccccc4C3)c1n2C
{#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#}
Cc1ccc2c(c1)c1ncnc(N3CCc4ccccc4C3)c1n2C
Cc1ccc2c(c1)c1ncnc(N3CCc4ccccc4C3)c1n2C
4-(3,4-dihydro-1H-isoquinolin-2-yl)-5,8-dimethylpyrimido[5,4-b]indole