Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest acute oral toxicity rat LD50.
Constraint: You must select all options from a, b, c, or d without using any additional words.
Options:
a. c1ccc(Cc2ccccc2)cc1
b. c1ccc(Cc2ccccc2)cc1
c. CCCSP(=O)(OCC)SCn1c(=O)oc2cc(Cl)cnc21
d. O=C(O)Cc1ccc2c(c1)C(=O)c1ccccc1CN2
Answer: a, b
Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest {acute_toxicity__names__noun}.
Constraint: You must select all options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%acute_toxicity%}
Answer: {%multiple_choice_result}