С + 2H2 -> CH4
CH4 + J2 -> CH3J + HJ
CH3J + J2 -> CH2J2 + HJ
CH2J2 + J2 -> CHJ3 + HJ
CHJ3 + J2 -> CJ4 + HJ
С + 2H2 -> CH4
CH4 + J2 -> CH3J + HJ
CH3J + J2 -> CH2J2 + HJ
CH2J2 + J2 -> CHJ3 + HJ
CHJ3 + J2 -> CJ4 + HJ