C13332313311211113313331333133313331321123133313232233131323321   >>    C1333231331121111331333133313331333132112313331323223313132332   <<    C13332313311211113313331333133313331321123133313232233131323323   >>      C13332313311211113313331333133313331321123133313232233131323322   >>