C222133313331333131123313231333133313331333132312111111222122321   >>    C22213331333133313112331323133313331333133313231211111122212232   <<    C222133313331333131123313231333133313331333132312111111222122323   >>      C222133313331333131123313231333133313331333132312111111222122322   >>