C31321211111333132331211113313331333133313331333133313311211113313231323223231   >>    C3132121111133313233121111331333133313331333133313331331121111331323132322323   <<    C31321211111333132331211113313331333133313331333133313311211113313231323223233   >>      C31321211111333132331211113313331333133313331333133313311211113313231323223232   >>