Task: Please answer the multiple choice question.
Question: Which molecules are modulating the M1 muscarinic receptor activity in a positive allosteric way?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. O=c1[nH]c2cc3c(cc2cc1CN(Cc1nnnn1CC1CCCO1)C1CCCCC1)OCO3
b. COc1ccc2[nH]cc(C(=O)CN(C)CCc3ccc(OC)c(OC)c3)c2c1
c. COCCN(CCOC)c1ncnc2c1cnn2-c1ccc(Cl)cc1
d. CCCc1cc(Nc2c(C)n(C)n(-c3ccccc3)c2=O)n2c(nc3ccccc32)c1C#N
Answer: a
Task: Please answer the multiple choice question.
Question: Which molecules are {m1_muscarinic_agonist#not &NULL}{m1_muscarinic_agonist__names__gerund}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%m1_muscarinic_agonist%}
Answer: {%multiple_choice_result}