Problem statement: Answer the multiple choice question.
Question: Which drug exhibits a 6.728\% 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 additional words.
Options:
a: O=c1cc(CN2CCC3(CC2)OCCO3)c2c(ccc3ccccc32)o1
b: CCN(CC)CCn1c(NCc2cccc(OC)c2)nc2ccccc21.Cl
c: CCN(CC)S(=O)(=O)c1cc(NC(=O)Cc2ccsc2)ccc1C
d: CCC(=O)NNc1nc2c(C)c(C)ccc2s1
Answer: a. O=c1cc(CN2CCC3(CC2)OCCO3)c2c(ccc3ccccc32)o1
{#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#}
O=c1cc(CN2CCC3(CC2)OCCO3)c2c(ccc3ccccc32)o1
O=c1cc(CN2CCC3(CC2)OCCO3)c2c(ccc3ccccc32)o1
1-(1,4-dioxa-8-azaspiro[4.5]decan-8-ylmethyl)benzo[f]chromen-3-one