C313212111113331323312111133133313331333132233133313331322332333131121211   >>    C31321211111333132331211113313331333133313223313331333132233233313112121   <<    C313212111113331323312111133133313331333132233133313331322332333131121213   >>      C313212111113331323312111133133313331333132233133313331322332333131121212   >>