Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] Fc1cccc(F)c1-c1ccc2[nH]nc(-c3cncc(O[C@H]4CNCCC45CC5)n3)c2c1
[b] CNCc1cc(F)ccc1Oc1ccc(F)c(Cl)c1
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}
1-[2-(3-chloro-4-fluorophenoxy)-5-fluorophenyl]-N-methylmethanamine