Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a.) COc1cccnc1[C@H](C)c1c(CCN(C)C)sc2ccccc12
b.) CC(=O)Nc1cc(-c2c(-c3ccc(F)cc3)nc([S+](C)[O-])n2C)ccn1
Answer: b
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}
[5-(2-acetamidopyridin-4-yl)-4-(4-fluorophenyl)-1-methyl-imidazol-2-yl]-methyl-oxidanidyl-sulfanium