Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) Cc1cccc(CN2C3CCC2CC(Oc2cccc(C(N)=O)c2)C3)c1
b) CC1(C)CC2CC(C)(CN2CCN2CCN(c3cccc(Cl)c3)C2=O)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-(3-chlorophenyl)-3-[2-(1,3,3-trimethyl-6-azabicyclo[3.2.1]octan-6-yl)ethyl]imidazolidin-2-one