C22213331333133313112331323133313331333133313112331312111113331322333122321   >>    C2221333133313331311233132313331333133313331311233131211111333132233312232   <<    C22213331333133313112331323133313331333133313112331312111113331322333122323   >>      C22213331333133313112331323133313331333133313112331312111113331322333122322   >>