Inhibitor of p38 MAP kinase

1. A compound of formula (XV):

wherein R 1 represents an amino group, a protected amino group or nitro group;

or a salt thereof.

2. A compound of formula (XV) according to claim 1 which is a compound of formula (VIII):

wherein P 1 represents an amine protecting group;

or a salt thereof.

3. A compound according to claim 2 wherein the amine protecting group is t-butyloxycarbonyl.

4. A compound of formula (XV) according to claim 1 which is a compound of formula (III):

or a salt thereof.

5. A compound of formula (XV) according to claim 1 which is a compound of formula (VII):

or a salt thereof.