Revert "para deshacer 3"

This reverts commit 4351581a653dd5ecc4202d70d3afb1fc6331e100.
Revert "para deshacer 4"

This reverts commit 5946f041b0cd1febd1ac3503f5722b8ec9c1634f.
para deshacer 5

para deshacer 5