.:
Carl_Hernandez

./Carl_Hernandez:
prescriptions

./Carl_Hernandez/prescriptions:
Carl_Brown_prescription2.txt
Donald_Hernandez_prescription1.txt

ls -R .:
Carl_Hernandez

./Carl_Hernandez:
prescriptions

./Carl_Hernandez/prescriptions:
Carl_Brown_prescription2.txt
Donald_Hernandez_prescription1.txt
