| http://www.w3.org/ns/prov#value | - The present invention provides a method for inducing anesthesia or conscious sedation in a patient comprising administering to the patient a composition comprising a compound having the formula: or pharmaceutically acceptable salts thereof wherein: n is 0 or 1; Z is an 0 or S; and R1, R2, and R3 are independently selected from the group consisting of H, an optionally substituted alkyl or alkenyl g
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