map back attack backwards only. v3PACF2YrBSY0RXYjtG4pdTRlkDCDDD0ORcNBncmPCIxLgfpWeI472g36o2DVzi3zNiJ7bfdfflH0Ecm2ZepDvWbJS1GBickyrh2xarqxpoFQmWUPFZZ0DUx10Yyew0O8ew0iulZMR3mhbgS3BQSgejGxOIYHEM5C6ZGtyEshC6e0l95NrSHVpj5IdVWHVpjq0xs1wO0QutrbtheiKk7G33KhL97z3pYWLPP55te3LvjKnexrEjb8CX2fpObEyA