C31321211111333132331211113313331333133313331333133313331333131211111232213221   >>    C3132121111133313233121111331333133313331333133313331333133313121111123221322   <<    C31321211111333132331211113313331333133313331333133313331333131211111232213223   >>      C31321211111333132331211113313331333133313331333133313331333131211111232213222   >>