In a certain code language, 'JUPITER' is written as ' JVOJSFR '. How will 'NEPTUNE' be written as in that language?

NFOUTOE

1   2    3    4   5    6   7     8    9  10  11  12  13

 A   B   C    D   E    F   G    H    I    J    K    L   M

 ↓    ↓    ↓    ↓    ↓     ↓   ↓    ↓     ↓   ↓    ↓    ↓    ↓

 Z   Y    X   W   V    U   T    S    R   Q   P    O   N

26  25  24  23  22  21  20  19  18  17  16  15  14

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THE LOGIC FOLLOWED HERE IS :

J → (SAME) → J

U → (+1) → V

P → (-1) → O

I → (+1) → J

T → (-1) → S

E → (+1) → F

R → (SAME) → R

AND

N → (SAME) → N

E → (+1) → F

P → (-1) → O

T → (+1) → U

U → (-1) → T

N → (+1) → O

E → (SAME) → E