C22213331333133313112331323133313331333133313222313331333132312323233211111   >>    C2221333133313331311233132313331333133313331322231333133313231232323321111   <<    C22213331333133313112331323133313331333133313222313331333132312323233211113   >>      C22213331333133313112331323133313331333133313222313331333132312323233211112   >>