利他林

Ritalin (brand name) / methylphenidate (stimulant drug used to treat ADHD)

sharp / favorable / advantage / benefit / profit / interest / to do good to / to benefit

to benefit others / altruism

he; him (used for either sex when the sex is unknown or unimportant) / (used before sb's name for emphasis) / (used as a meaningless mock object) / (literary) other

woods / forest / CL:片[pian4] / circle(s) (i.e. specific group of people) / a collection (of similar things)