C31321211111333132331211113313331333133313331333133313331333132321323132221   >>    C3132121111133313233121111331333133313331333133313331333133313232132313222   <<    C31321211111333132331211113313331333133313331333133313331333132321323132223   >>      C31321211111333132331211113313331333133313331333133313331333132321323132222   >>