Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_55 (psychological_dependence INTEGER, physical_dependence VARCHAR, pleasure VARCHAR, drug VARCHAR)
### Question:
What is the highest Psychological Dependence, when Pleasure is less than 2.3, when Drug is "Cannabis", and when Physical Dependence is less than 0.8?
### Answer:
SELECT MAX(psychological_dependence) FROM table_name_55 WHERE pleasure < 2.3 AND drug = "cannabis" AND physical_dependence < 0.8