C22213331333133313112331323133313331333133313233211111211111122212323122321   >>    C2221333133313331311233132313331333133313331323321111121111112221232312232   <<    C22213331333133313112331323133313331333133313233211111211111122212323122323   >>      C22213331333133313112331323133313331333133313233211111211111122212323122322   >>