C132233133112121111331333133313231333132333131211111211111232323231   >>    C13223313311212111133133313331323133313233313121111121111123232323   <<    C132233133112121111331333133313231333132333131211111211111232323233   >>      C132233133112121111331333133313231333132333131211111211111232323232   >>