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 or b without using any additional words.
Options:
a.) Cn1nc(NCC(=O)NC2CN(C3CCC(N)CC3)C2)c2cc(C(F)(F)F)ccc21
b.) Fc1ccc(Cn2c(C3CNCCO3)nc3ccccc32)cc1
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}
2-[1-[(4-fluorophenyl)methyl]benzimidazol-2-yl]morpholine