Three of the following letter-clusters are alike in some manner and hence form a group. Which letter-cluster does not belong to that group?

LEB JZF TJP MCI

LEB

LEB ⇒ L →(-12)→ Z →(+3) →B(ODD) JZF ⇒ J →(-10)→ Z →(+6) →F TJP ⇒ T→(-10)→ J →(+6) → P MCI ⇒ M →(-10)→ C →(+6) →I