Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. N#Cc1ccc2c(=O)cc(C(=O)NC3CCN(Cc4ccc5c(c4)OCO5)CC3)oc2c1
b. C[NH2+]CC[C@@H](Oc1ccc(C(F)(F)F)cc1)c1ccccc1
Answer: a, 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}