2a -> 236a
5a,2a-> 6bc
5a,2a -> 2bc
5b,2b -> 22a
5b,2b- 236b
5c,2c ,2cc-> 214a
5c,2c,2cc - 214[a]
5c,2c,2cc -> 4bc
2a -> 236a
5a,2a-> 6bc
5a,2a -> 2bc
5b,2b -> 22a
5b,2b- 236b
5c,2c ,2cc-> 214a
5c,2c,2cc - 214[a]
5c,2c,2cc -> 4bc