YOU SAID:
I would like to drink coffee then go poo poo
INTO JAPANESE
コーヒーを飲んでからうんちをしたい
BACK INTO ENGLISH
I want to poop after drinking coffee
INTO JAPANESE
コーヒーを飲んだ後にうんちしたい
BACK INTO ENGLISH
I want to poop after drinking coffee
You've done this before, haven't you.