C222133313331333131123313231333133313331323212331333132322331321   >>    C22213331333133313112331323133313331333132321233133313232233132   <<    C222133313331333131123313231333133313331323212331333132322331323   >>      C222133313331333131123313231333133313331323212331333132322331322   >>