Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. O=c1n(Cc2ccccc2)c2sc3c(c2c2ncnn12)CCN(CC1CCOCC1)C3
b. C=CC(=O)Nc1cc(Nc2ncc(Cl)c(-c3c[nH]c4ccccc34)n2)c(OC)cc1N(C)CCN(C)C
c. CC(C)(C)c1cc(C=C(C#N)C#N)cc(Br)c1O
Answer: a
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__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_blocker%}
Answer: {%multiple_choice_result}
8-benzyl-13-(oxan-4-ylmethyl)-10-thia-3,5,6,8,13-pentazatetracyclo[7.7.0.02,6.011,16]hexadeca-1(9),2,4,11(16)-tetraen-7-one