Not s 2 and t 3

Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3Not s 2 and t 3